400-AXTV: Dell 16TB 7.2K RPM 512e SAS 12Gb/s 3.5-inch Hot-Plug Hard Drive
Also listed as: 0WTRD1, WTRD1, WUH721816AL5204 · made by Western Digital
The Dell 400-AXTV is a Dell 16TB 7.2K RPM 512e SAS 12Gb/s 3.5-inch Hot-Plug Hard Drive delivering 16000GB of rotational storage at 10000 rpm over SAS 12Gb/s in a 3.5-inch LFF hot-plug carrier. Manufactured by Western Digital, the 400-AXTV provides dependable bulk storage for Dell R740XD, R750, R760XD2, ME5084 enterprise servers.
Specifications
| Part number | 400-AXTV |
|---|---|
| Brand | Dell |
| Made by | Western Digital |
| Type | Hard drives |
| Other numbers | 0WTRD1, WTRD1, WUH721816AL5204 |
| Status | current |
| Capacity (GB) | 16,000 |
| Interface | SAS 12Gb/s |
| Form factor | 3.5-inch LFF hot-plug |
| Spindle speed rpm | 7,200 |
| Sector format | 512e Advanced Format |
About the 400-AXTV
The Dell 400-AXTV is a Dell 16TB 7.2K RPM 512e SAS 12Gb/s 3.5-inch Hot-Plug Hard Drive offering 16000GB of rotational enterprise storage operating at 10000 rpm over SAS 12Gb/s in a 3.5-inch LFF hot-plug format. Built with multi-platter mechanical assemblies from Western Digital, the 400-AXTV provides dependable sequential throughput and 24/7 duty-cycle durability. In Dell's storage portfolio, 400-AXTV delivers economical storage capacity for secondary storage tiers, backup targets, and media streaming pools.
Compatibility
The 400-AXTV installs directly into 3.5-inch large form factor hot-plug bays across Dell enterprise systems including R740XD, R750, R760XD2, ME5084. The 400-AXTV mounts inside a X7K8W (14G–16G) drive tray and connects to onboard SATA ports or PERC controllers supporting SAS 12Gb/s. Part 400-AXTV is formatted for 3.5-inch large form factor slots and is not compatible with 2.5-inch SFF chassis drive bays.
How to identify a genuine unit
Genuine 400-AXTV units feature a Dell enterprise drive label displaying DP/N 0WTRD1, 16000GB capacity, 10000 rpm rotational speed, and Western Digital model markings WUH721816AL5204. In iDRAC under Physical Disks, the 400-AXTV registers with certified Dell firmware, active SMART diagnostics, and spindle temperature monitoring. The X7K8W (14G–16G) carrier for 400-AXTV includes status and activity indicator light pipes.
Buying used
When evaluating a pre-owned 400-AXTV, check SMART logs via OpenManage or smartctl to verify zero reallocated sectors (attribute 0x05) and zero pending defects (attribute 0xC5). Check power-on hours and execute an extended drive self-test on the 400-AXTV to verify smooth bearing rotation without head-parking noise. Ensure the correct X7K8W (14G–16G) caddy is supplied with the 400-AXTV.
Fits these models
- Dell PowerEdge R740xd
- Dell PowerEdge R750
- Dell PowerEdge R760xd2
- Dell PowerVault ME5084
- Dell PowerVault ME4084
Equivalent part numbers
- Western Digital Ultrastar DC HC550 WD Ultrastar 16TB helium enterprise SAS HDD
FAQ
What technology is inside the 16TB 400-AXTV?
Western Digital HelioSeal helium-filled technology with 9-platter design operating at 7,200 RPM.
What is the interface speed?
12Gb/s SAS dual-port interface.
Buying or selling 400-AXTV?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Dell 16TB SAS HDD Product Details, checked 2026-10-27